Be exercised about
为…操心
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
v. 锻炼, 训练, 练习( exercise的过去式和过去分词 ); 锻炼（身体某部位）; 使焦虑; 发挥（作用）
about
[ə'baʊt]
prep. 关于;大约;在…周围;
adv. 大约;在附近;在四周;几乎;
adj. 在附近的;四处走动的;在起作用的;在流行中的;
🗣️ 情景例句
I never slept.
我总睡不着。
All are not thieves that dogs bark at.
犬之所吠，并非皆贼。
Two of his assistants had been working busily since eight o'clock and had only just finished.
他手下两名店员从早上8点就开始忙碌，这时刚刚布置完毕。